Putter shaft



FIG. 1 is a rear perspective view of the putter shaft claimed herein;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines showing a putter head are included for the purpose of illustrating unclaimed subject matter and forms no part of the claimed design. 

CLAIM The ornamental design for a putter shaft, as shown and described. 